mirror of
https://github.com/brain-tec/account_ebics.git
synced 2024-11-23 20:52:04 +00:00
555 lines
20 KiB
Python
555 lines
20 KiB
Python
# Copyright 2009-2022 Noviat.
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# License LGPL-3 or later (http://www.gnu.org/licenses/lpgl).
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"""
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import logging
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logging.basicConfig(
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level=logging.DEBUG,
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format='[%(asctime)s] %(levelname)s - %(name)s: %(message)s')
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"""
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import base64
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import logging
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import os
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from sys import exc_info
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from traceback import format_exception
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from odoo import api, fields, models, _
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from odoo.exceptions import UserError
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_logger = logging.getLogger(__name__)
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try:
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import fintech
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from fintech.ebics import EbicsKeyRing, EbicsBank, EbicsUser, EbicsClient,\
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EbicsFunctionalError, EbicsTechnicalError, EbicsVerificationError
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fintech.cryptolib = 'cryptography'
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except ImportError:
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EbicsBank = object
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_logger.warning('Failed to import fintech')
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class EbicsBank(EbicsBank):
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def _next_order_id(self, partnerid):
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"""
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EBICS protocol version H003 requires generation of the OrderID.
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The OrderID must be a string between 'A000' and 'ZZZZ' and
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unique for each partner id.
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"""
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return hasattr(self, '_order_number') and self._order_number or 'A000'
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class EbicsXfer(models.TransientModel):
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_name = 'ebics.xfer'
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_description = 'EBICS file transfer'
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ebics_config_id = fields.Many2one(
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comodel_name='ebics.config',
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string='EBICS Configuration',
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domain=[('state', '=', 'active')],
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default=lambda self: self._default_ebics_config_id())
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ebics_passphrase = fields.Char(
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string='EBICS Passphrase')
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date_from = fields.Date()
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date_to = fields.Date()
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upload_data = fields.Binary(string='File to Upload')
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upload_fname = fields.Char(
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string='Upload Filename', default='')
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upload_fname_dummy = fields.Char(
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related='upload_fname', string='Upload Filename', readonly=True)
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format_id = fields.Many2one(
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comodel_name='ebics.file.format',
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string='EBICS File Format',
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help="Select EBICS File Format to upload/download."
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"\nLeave blank to download all available files.")
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order_type = fields.Char(
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related='format_id.order_type',
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string='Order Type',
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help="For most banks in France you should use the "
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"format neutral Order Types 'FUL' for upload "
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"and 'FDL' for download.")
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test_mode = fields.Boolean(
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string='Test Mode',
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help="Select this option to test if the syntax of "
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"the upload file is correct."
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"\nThis option is only available for "
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"Order Type 'FUL'.")
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note = fields.Text(string='EBICS file transfer Log', readonly=True)
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@api.model
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def _default_ebics_config_id(self):
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cfg_mod = self.env['ebics.config']
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cfg = cfg_mod.search(
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[('company_id', '=', self.env.user.company_id.id),
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('state', '=', 'active')])
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if cfg and len(cfg) == 1:
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return cfg
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else:
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return cfg_mod
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@api.onchange('ebics_config_id')
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def _onchange_ebics_config_id(self):
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domain = {}
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if self._context.get('ebics_download'):
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download_formats = self.ebics_config_id.ebics_file_format_ids\
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.filtered(lambda r: r.type == 'down')
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if len(download_formats) == 1:
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self.format_id = download_formats
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domain['format_id'] = [('type', '=', 'down'),
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('id', 'in', download_formats.ids)]
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else:
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upload_formats = self.ebics_config_id.ebics_file_format_ids\
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.filtered(lambda r: r.type == 'up')
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if len(upload_formats) == 1:
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self.format_id = upload_formats
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domain['format_id'] = [('type', '=', 'up'),
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('id', 'in', upload_formats.ids)]
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return {'domain': domain}
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@api.onchange('upload_data')
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def _onchange_upload_data(self):
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self.upload_fname_dummy = self.upload_fname
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self._detect_upload_format()
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upload_formats = self.format_id \
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or self.ebics_config_id.ebics_file_format_ids.filtered(
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lambda r: r.type == 'up')
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if len(upload_formats) == 1:
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self.format_id = upload_formats
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@api.onchange('format_id')
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def _onchange_format_id(self):
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self.order_type = self.format_id.order_type
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@api.multi
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def ebics_upload(self):
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self.ensure_one()
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ctx = self._context.copy()
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ebics_file = self._ebics_upload()
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if ebics_file:
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ctx['ebics_file_id'] = ebics_file.id
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module = __name__.split('addons.')[1].split('.')[0]
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result_view = self.env.ref(
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'%s.ebics_xfer_view_form_result' % module)
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return {
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'name': _('EBICS file transfer result'),
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'res_id': self.id,
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'view_type': 'form',
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'view_mode': 'form',
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'res_model': 'ebics.xfer',
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'view_id': result_view.id,
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'target': 'new',
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'context': ctx,
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'type': 'ir.actions.act_window',
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}
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@api.multi
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def ebics_download(self):
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self.ensure_one()
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self.ebics_config_id._check_ebics_files()
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ctx = self._context.copy()
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self.note = ''
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client = self._setup_client()
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if client:
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download_formats = (
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self.format_id
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or self.ebics_config_id.ebics_file_format_ids.filtered(
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lambda r: r.type == 'down'
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)
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)
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ebics_files = self.env['ebics.file']
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date_from = self.date_from and self.date_from.isoformat() or None
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date_to = self.date_to and self.date_to.isoformat() or None
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for df in download_formats:
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try:
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success = False
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if df.order_type == 'FDL':
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data = client.FDL(df.name, date_from, date_to)
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else:
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params = None
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if date_from and date_to:
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params = {'DateRange': {
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'Start': date_from,
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'End': date_to,
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}}
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data = client.download(df.order_type, params=params)
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ebics_files += self._handle_download_data(data, df)
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success = True
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except EbicsFunctionalError:
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e = exc_info()
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self.note += '\n'
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self.note += _(
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"EBICS Functional Error during download of File Format %s (%s):"
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) % (df.name, df.order_type)
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self.note += '\n'
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self.note += '%s (code: %s)' % (e[1].message, e[1].code)
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except EbicsTechnicalError:
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e = exc_info()
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self.note += '\n'
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self.note += _(
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"EBICS Technical Error during download of File Format %s (%s):"
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) % (df.name, df.order_type)
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self.note += '\n'
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self.note += '%s (code: %s)' % (e[1].message, e[1].code)
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except EbicsVerificationError:
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self.note += '\n'
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self.note += _(
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"EBICS Verification Error during download of "
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"File Format %s (%s):"
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) % (df.name, df.order_type)
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self.note += '\n'
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self.note += _("The EBICS response could not be verified.")
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except UserError as e:
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self.note += '\n'
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self.note += _(
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"Warning during download of File Format %s (%s):"
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) % (df.name, df.order_type)
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self.note += '\n'
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self.note += e.name
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except Exception:
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self.note += '\n'
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self.note += _(
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"Unknown Error during download of File Format %s (%s):"
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) % (df.name, df.order_type)
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tb = ''.join(format_exception(*exc_info()))
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self.note += '\n%s' % tb
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else:
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# mark received data so that it is not included in further
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# downloads
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trans_id = client.last_trans_id
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client.confirm_download(trans_id=trans_id, success=success)
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ctx['ebics_file_ids'] = ebics_files._ids
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if ebics_files:
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self.note += '\n'
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for f in ebics_files:
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self.note += _(
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"EBICS File '%s' is available for further processing."
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) % f.name
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self.note += '\n'
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module = __name__.split('addons.')[1].split('.')[0]
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result_view = self.env.ref(
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'%s.ebics_xfer_view_form_result' % module)
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return {
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'name': _('EBICS file transfer result'),
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'res_id': self.id,
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'view_type': 'form',
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'view_mode': 'form',
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'res_model': 'ebics.xfer',
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'view_id': result_view.id,
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'target': 'new',
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'context': ctx,
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'type': 'ir.actions.act_window',
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}
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@api.multi
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def button_close(self):
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self.ensure_one()
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return {'type': 'ir.actions.act_window_close'}
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@api.multi
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def view_ebics_file(self):
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self.ensure_one()
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module = __name__.split('addons.')[1].split('.')[0]
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act = self.env['ir.actions.act_window'].for_xml_id(
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module, 'ebics_file_action_download')
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act['domain'] = [('id', 'in', self._context['ebics_file_ids'])]
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return act
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def _ebics_upload(self):
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self.ensure_one()
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ebics_file = self.env['ebics.file']
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self.note = ''
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client = self._setup_client()
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if client:
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upload_data = base64.decodestring(self.upload_data)
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ef_format = self.format_id
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OrderID = False
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try:
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order_type = self.order_type
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if order_type == 'FUL':
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kwargs = {}
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# bank = self.ebics_config_id.bank_id.bank v8.0
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bank = self.ebics_config_id.bank_id.bank_id
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if bank.country:
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kwargs['country'] = bank.country.code
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if self.test_mode:
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kwargs['TEST'] = 'TRUE'
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OrderID = client.FUL(ef_format.name, upload_data, **kwargs)
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else:
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OrderID = client.upload(order_type, upload_data)
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if OrderID:
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self.note += '\n'
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self.note += _(
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"EBICS File has been uploaded (OrderID %s)."
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) % OrderID
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ef_note = _("EBICS OrderID: %s") % OrderID
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if self._context.get('origin'):
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ef_note += '\n' + _(
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"Origin: %s") % self._context['origin']
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suffix = self.format_id.suffix
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fn = self.upload_fname
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if not fn.endswith(suffix):
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fn = '.'.join([fn, suffix])
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ef_vals = {
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'name': self.upload_fname,
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'data': self.upload_data,
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'date': fields.Datetime.now(),
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'format_id': self.format_id.id,
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'state': 'done',
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'user_id': self._uid,
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'note': ef_note,
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}
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self._update_ef_vals(ef_vals)
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ebics_file = self.env['ebics.file'].create(ef_vals)
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except EbicsFunctionalError:
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e = exc_info()
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self.note += '\n'
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self.note += _("EBICS Functional Error:")
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self.note += '\n'
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self.note += '%s (code: %s)' % (e[1].message, e[1].code)
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except EbicsTechnicalError:
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e = exc_info()
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self.note += '\n'
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self.note += _("EBICS Technical Error:")
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self.note += '\n'
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self.note += '%s (code: %s)' % (e[1].message, e[1].code)
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except EbicsVerificationError:
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self.note += '\n'
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self.note += _("EBICS Verification Error:")
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self.note += '\n'
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self.note += _("The EBICS response could not be verified.")
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except Exception:
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self.note += '\n'
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self.note += _("Unknown Error")
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tb = ''.join(format_exception(*exc_info()))
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self.note += '\n%s' % tb
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if self.ebics_config_id.ebics_version == 'H003':
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OrderID = self.ebics_config_id._get_order_number()
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self.ebics_config_id.sudo()._update_order_number(OrderID)
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return ebics_file
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@api.multi
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def _setup_client(self):
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self.ebics_config_id._check_ebics_keys()
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passphrase = self._get_passphrase()
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keyring = EbicsKeyRing(
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keys=self.ebics_config_id.ebics_keys,
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passphrase=passphrase)
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bank = EbicsBank(
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keyring=keyring,
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hostid=self.ebics_config_id.ebics_host,
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url=self.ebics_config_id.ebics_url)
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if self.ebics_config_id.ebics_version == 'H003':
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bank._order_number = self.ebics_config_id._get_order_number()
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user = EbicsUser(
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keyring=keyring,
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partnerid=self.ebics_config_id.ebics_partner,
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userid=self.ebics_config_id.ebics_user)
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signature_class = self.format_id.signature_class \
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or self.ebics_config_id.signature_class
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if signature_class == 'T':
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user.manual_approval = True
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try:
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client = EbicsClient(
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bank, user, version=self.ebics_config_id.ebics_version)
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except Exception:
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self.note += '\n'
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self.note += _("Unknown Error")
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tb = ''.join(format_exception(*exc_info()))
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self.note += '\n%s' % tb
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client = False
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return client
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def _get_passphrase(self):
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passphrase = self.ebics_config_id.ebics_passphrase
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if passphrase:
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return passphrase
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module = __name__.split('addons.')[1].split('.')[0]
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passphrase_view = self.env.ref(
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'%s.ebics_xfer_view_form_passphrase' % module)
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return {
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'name': _('EBICS file transfer'),
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'res_id': self.id,
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'view_type': 'form',
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'view_mode': 'form',
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'res_model': 'ebics.xfer',
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'view_id': passphrase_view.id,
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'target': 'new',
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'context': self._context,
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'type': 'ir.actions.act_window',
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}
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def _file_format_methods(self):
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"""
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Extend this dictionary in order to add support
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for extra file formats.
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"""
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res = {
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'camt.xxx.cfonb120.stm': self._handle_cfonb120,
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'camt.052.001.02.stm': self._handle_camt052,
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'camt.053.001.02.stm': self._handle_camt053,
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}
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return res
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def _update_ef_vals(self, ef_vals):
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"""
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Adapt this method to customize the EBICS File values.
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"""
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if self.format_id and self.format_id.type == 'up':
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fn = ef_vals['name']
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dups = self._check_duplicate_ebics_file(
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fn, self.format_id)
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if dups:
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n = 1
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fn = '_'.join([fn, str(n)])
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while self._check_duplicate_ebics_file(fn, self.format_id):
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n += 1
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fn = '_'.join([fn, str(n)])
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ef_vals['name'] = fn
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def _handle_download_data(self, data, file_format):
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ebics_files = self.env['ebics.file']
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if isinstance(data, dict):
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for doc in data:
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ebics_files += self._create_ebics_file(
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data[doc], file_format, docname=doc)
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else:
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ebics_files += self._create_ebics_file(data, file_format)
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return ebics_files
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def _create_ebics_file(self, data, file_format, docname=None):
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"""
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Write the data as received over the EBICS connection
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to a temporary file so that is is available for
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analysis (e.g. in case formats are received that cannot
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be handled in the current version of this module).
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TODO: add code to clean-up /tmp on a regular basis.
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After saving the data received we call the method to perform
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file format specific processing.
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"""
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ebics_files_root = self.ebics_config_id.ebics_files
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tmp_dir = os.path.normpath(ebics_files_root + '/tmp')
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if not os.path.isdir(tmp_dir):
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os.makedirs(tmp_dir, mode=0o700)
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fn_parts = [self.ebics_config_id.ebics_host]
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if docname:
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fn_parts.append(docname)
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else:
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fn_date = self.date_to or fields.Date.today()
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fn_parts.append(fn_date.isoformat())
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base_fn = '_'.join(fn_parts)
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n = 1
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full_tmp_fn = os.path.normpath(tmp_dir + '/' + base_fn)
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while os.path.exists(full_tmp_fn):
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n += 1
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tmp_fn = base_fn + '_' + str(n).rjust(3, '0')
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full_tmp_fn = os.path.normpath(tmp_dir + '/' + tmp_fn)
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with open(full_tmp_fn, 'wb') as f:
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f.write(data)
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ff_methods = self._file_format_methods()
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if file_format.name in ff_methods:
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data = ff_methods[file_format.name](data)
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fn = '.'.join([base_fn, file_format.suffix])
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dups = self._check_duplicate_ebics_file(fn, file_format)
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if dups:
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raise UserError(_(
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"EBICS File with name '%s' has already been downloaded."
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"\nPlease check this file and rename in case there is "
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"no risk on duplicate transactions.")
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% fn)
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data = base64.encodestring(data)
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ef_vals = {
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'name': fn,
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'data': data,
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'date': fields.Datetime.now(),
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'date_from': self.date_from,
|
|
'date_to': self.date_to,
|
|
'format_id': file_format.id,
|
|
'user_id': self._uid,
|
|
}
|
|
self._update_ef_vals(ef_vals)
|
|
ebics_file = self.env['ebics.file'].create(ef_vals)
|
|
return ebics_file
|
|
|
|
def _check_duplicate_ebics_file(self, fn, file_format):
|
|
dups = self.env['ebics.file'].search(
|
|
[('name', '=', fn),
|
|
('format_id', '=', file_format.id),
|
|
'|',
|
|
('company_id', '=', self.env.user.company_id.id),
|
|
('company_id', '=', False)])
|
|
return dups
|
|
|
|
def _detect_upload_format(self):
|
|
"""
|
|
Use this method in order to automatically detect and set the
|
|
EBICS upload file format.
|
|
"""
|
|
pass
|
|
|
|
def _update_order_number(self, OrderID):
|
|
o_list = list(OrderID)
|
|
for i, c in enumerate(reversed(o_list), start=1):
|
|
if c == '9':
|
|
o_list[-i] = 'A'
|
|
break
|
|
if c == 'Z':
|
|
continue
|
|
else:
|
|
o_list[-i] = chr(ord(c) + 1)
|
|
break
|
|
next_nr = ''.join(o_list)
|
|
if next_nr == 'ZZZZ':
|
|
next_nr = 'A000'
|
|
self.ebics_config_id.order_number = next_nr
|
|
|
|
def _insert_line_terminator(self, data_in, line_len):
|
|
data_in = data_in.replace(b'\n', b'').replace(b'\r', b'')
|
|
data_out = b''
|
|
max_len = len(data_in)
|
|
i = 0
|
|
while i + line_len <= max_len:
|
|
data_out += data_in[i:i + line_len] + b'\n'
|
|
i += line_len
|
|
return data_out
|
|
|
|
def _handle_cfonb120(self, data_in):
|
|
return self._insert_line_terminator(data_in, 120)
|
|
|
|
def _handle_cfonb240(self, data_in):
|
|
return self._insert_line_terminator(data_in, 240)
|
|
|
|
def _handle_camt052(self, data_in):
|
|
"""
|
|
Use this method if you need to fix camt files received
|
|
from your bank before passing them to the
|
|
Odoo Community CAMT parser.
|
|
Remark: Odoo Enterprise doesn't support camt.052.
|
|
"""
|
|
return data_in
|
|
|
|
def _handle_camt053(self, data_in):
|
|
"""
|
|
Use this method if you need to fix camt files received
|
|
from your bank before passing them to the
|
|
Odoo Enterprise or Community CAMT parser.
|
|
"""
|
|
return data_in
|